Title:
【考案の名称】ア―スオ―ガ
Document Type and Number:
Japanese Patent JP3068462
Kind Code:
U
Inventors:
Tamotsu Nakamura
Application Number:
JP809099U
Publication Date:
May 12, 2000
Filing Date:
October 25, 1999
Export Citation:
Assignee:
Nakamura Crane Foundation Co., Ltd.
International Classes:
(IPC1-7): E21B10/44
Attorney, Agent or Firm:
Shoshiro Toshima